One astronomer believes that the density of the universe remains constant. one physicist believes that the density of the universe changes over a period of time. which of these statements best explains why the astronomer and physicist have different views on the density of the universe? most data on density of the universe are inaccurate. scientists provide different theories to strengthen science. scientists having different interests arrive at different conclusions. most experiments on density of the universe cannot be repeated.
Answers: 1
Another question on Physics
Physics, 21.06.2019 17:00
Why is alternating current more effective at long–distance travel than direct current? a. the power lines are made out of conductors. b. transformers increase or decrease voltage as needed. c. the ac generator is more efficient. d. ac has lower voltage than dc.
Answers: 1
Physics, 21.06.2019 20:00
When using two-wire cable to feed a 240-v appliance that does not require a neutral wire, you should a. mark both ends of the white wire green. b. use the cable as is. c. use only the black wire. d. mark both ends and any exposed area of the white wire black.
Answers: 1
Physics, 22.06.2019 11:50
Two resistors r1 and r2 may be connected either in series or parallel across an ideal battery with emf ε. we desire the rate of energy dissipation of the parallel combination to be 8.75 times that of the series combination. if r1 = 105 ω, what are the (a) smaller and (b) larger of the two values of r2 that result in that dissipation rate?
Answers: 2
Physics, 22.06.2019 12:30
An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.
Answers: 2
You know the right answer?
One astronomer believes that the density of the universe remains constant. one physicist believes th...
Questions
Mathematics, 02.05.2021 02:30
Mathematics, 02.05.2021 02:30
Social Studies, 02.05.2021 02:30
Mathematics, 02.05.2021 02:30
Health, 02.05.2021 02:30
Business, 02.05.2021 02:30
Mathematics, 02.05.2021 02:30
